The Comparison of Water Absorption Analysis between Counterrotating and Corotating Twin-Screw Extruders with Different Antioxidants Content in Wood Plastic Composites

Table 3

Water absorption rate of corotating twin-crew extruder.

Period of submerging in water (days)	Water absorption (%)
	0.0	0.1	0.3	0.5
2 hours	0.28	1.23	0.89	1.04
1	2.33	3.55	2.84	3.02
15	9.30	14.09	12.56	12.72
30	12.32	14.38	14.15	15.17
60	12.38	14.21	13.88	14.93